Merged revisions 79207 via svnmerge from

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  r79207 | florent.xicluna | 2010-03-21 19:00:38 +0100 (dim, 21 mar 2010) | 2 lines

  #8180: Fix test_pep277 on OS X and add more tests for special Unicode normalization cases.
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This commit is contained in:
Florent Xicluna 2010-03-21 18:49:50 +00:00
parent 54467e0daa
commit eb13618392
2 changed files with 109 additions and 33 deletions

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@ -1,6 +1,7 @@
# Test the Unicode versions of normal file functions
# open, os.open, os.stat. os.listdir, os.rename, os.remove, os.mkdir, os.chdir, os.rmdir
import sys, os, unittest
from unicodedata import normalize
from test import support
filenames = [
@ -13,8 +14,21 @@ filenames = [
'\u05d4\u05e9\u05e7\u05e6\u05e5\u05e1',
'\u66e8\u66e9\u66eb',
'\u66e8\u05e9\u3093\u0434\u0393\xdf',
# Specific code points: fn, NFC(fn) and NFKC(fn) all differents
'\u2000\u2000\u2000A',
'\u2001\u2001\u2001A',
'\u2003\u2003\u2003A', # == NFC('\u2001\u2001\u2001A')
'\u0020\u0020\u0020A', # '\u0020' == ' ' == NFKC('\u2000')
# '\u0020' == NFKC('\u2001') == NFKC('\u2003')
'\u1fee\u1ffd',
# Specific code points: NFC(fn), NFD(fn), NFKC(fn) and NFKD(fn) all differents
'\u0385\u03d3\u03d4',
'\u00a8\u0301\u03d2\u0301\u03d2\u0308', # == NFD('\u0385\u03d3\u03d4')
'\u0020\u0308\u0301\u038e\u03ab', # == NFKC('\u0385\u03d3\u03d4')
'\u1e9b\u1fc1\u1fcd\u1fce\u1fcf\u1fdd\u1fde\u1fdf\u1fed',
]
# Destroy directory dirname and all files under it, to one level.
def deltree(dirname):
# Don't hide legitimate errors: if one of these suckers exists, it's
@ -25,43 +39,51 @@ def deltree(dirname):
os.unlink(os.path.join(dirname, fname))
os.rmdir(dirname)
class UnicodeFileTests(unittest.TestCase):
files = [os.path.join(support.TESTFN, f) for f in filenames]
files = set(filenames)
normal_form = None
def setUp(self):
try:
os.mkdir(support.TESTFN)
except OSError:
pass
files = set()
for name in self.files:
name = os.path.join(support.TESTFN, self.norm(name))
try:
f = open(name, 'wb')
except UnicodeEncodeError:
if not os.path.supports_unicode_filenames:
raise unittest.SkipTest("only NT+ and systems with Unicode"
"-friendly filesystem encoding")
self.skipTest("only NT+ and systems with Unicode-friendly"
"filesystem encoding")
f.write((name+'\n').encode("utf-8"))
f.close()
os.stat(name)
files.add(name)
self.files = files
def tearDown(self):
deltree(support.TESTFN)
def norm(self, s):
if self.normal_form:
return normalize(self.normal_form, s)
return s
def _apply_failure(self, fn, filename, expected_exception,
check_fn_in_exception = True):
try:
with self.assertRaises(expected_exception) as c:
fn(filename)
raise support.TestFailed("Expected to fail calling '%s(%r)'"
% (fn.__name__, filename))
except expected_exception as details:
# the "filename" exception attribute may be encoded
if isinstance(details.filename, bytes):
filename = filename.encode(sys.getfilesystemencoding())
if check_fn_in_exception and details.filename != filename:
raise support.TestFailed("Function '%s(%r) failed with "
"bad filename in the exception: %r"
% (fn.__name__, filename,
details.filename))
exc_filename = c.exception.filename
# the "filename" exception attribute may be encoded
if isinstance(exc_filename, bytes):
filename = filename.encode(sys.getfilesystemencoding())
if check_fn_in_exception:
self.assertEqual(exc_filename, filename, "Function '%s(%r) failed "
"with bad filename in the exception: %r" %
(fn.__name__, filename, exc_filename))
def test_failures(self):
# Pass non-existing Unicode filenames all over the place.
@ -82,39 +104,90 @@ class UnicodeFileTests(unittest.TestCase):
f.close()
os.stat(name)
def test_normalize(self):
files = set(self.files)
others = set()
for nf in set(['NFC', 'NFD', 'NFKC', 'NFKD']):
others |= set(normalize(nf, file) for file in files)
others -= files
if sys.platform == 'darwin':
files = set(normalize('NFD', file) for file in files)
for name in others:
if sys.platform == 'darwin' and normalize('NFD', name) in files:
# Mac OS X decomposes Unicode names, using Normal Form D.
# http://developer.apple.com/mac/library/qa/qa2001/qa1173.html
os.stat(name)
continue
self._apply_failure(open, name, IOError)
self._apply_failure(os.stat, name, OSError)
self._apply_failure(os.chdir, name, OSError)
self._apply_failure(os.rmdir, name, OSError)
self._apply_failure(os.remove, name, OSError)
# listdir may append a wildcard to the filename, so dont check
self._apply_failure(os.listdir, name, OSError, False)
def test_listdir(self):
f1 = os.listdir(support.TESTFN)
f2 = os.listdir(str(support.TESTFN.encode("utf-8"),
sys.getfilesystemencoding()))
sf2 = set(os.path.join(str(support.TESTFN), f)
for f in f2)
self.assertEqual(len(f1), len(self.files))
self.assertEqual(sf2, set(self.files))
sf0 = set(self.files)
f1 = os.listdir(support.TESTFN.encode(sys.getfilesystemencoding()))
f2 = os.listdir(support.TESTFN)
if sys.platform == 'darwin':
# Mac OS X returns canonically decomposed Unicode (Normal Form D)
# http://developer.apple.com/mac/library/qa/qa2001/qa1173.html
sf0 = set(normalize('NFD', f) for f in self.files)
f2 = [normalize('NFD', f) for f in f2]
sf2 = set(os.path.join(support.TESTFN, f) for f in f2)
self.assertEqual(sf0, sf2)
self.assertEqual(len(f1), len(f2))
def test_rename(self):
for name in self.files:
os.rename(name,"tmp")
os.rename("tmp",name)
os.rename(name, "tmp")
os.rename("tmp", name)
def test_directory(self):
dirname = os.path.join(support.TESTFN,'Gr\xfc\xdf-\u66e8\u66e9\u66eb')
dirname = os.path.join(support.TESTFN, 'Gr\xfc\xdf-\u66e8\u66e9\u66eb')
filename = '\xdf-\u66e8\u66e9\u66eb'
oldwd = os.getcwd()
os.mkdir(dirname)
os.chdir(dirname)
f = open(filename, 'wb')
f.write((filename + '\n').encode("utf-8"))
f.close()
os.access(filename,os.R_OK)
os.remove(filename)
os.chdir(oldwd)
os.rmdir(dirname)
try:
with open(filename, 'wb') as f:
f.write((filename + '\n').encode("utf-8"))
os.access(filename,os.R_OK)
os.remove(filename)
finally:
os.chdir(oldwd)
os.rmdir(dirname)
class UnicodeNFCFileTests(UnicodeFileTests):
normal_form = 'NFC'
class UnicodeNFDFileTests(UnicodeFileTests):
normal_form = 'NFD'
class UnicodeNFKCFileTests(UnicodeFileTests):
normal_form = 'NFKC'
class UnicodeNFKDFileTests(UnicodeFileTests):
normal_form = 'NFKD'
def test_main():
try:
support.run_unittest(UnicodeFileTests)
support.run_unittest(
UnicodeFileTests,
UnicodeNFCFileTests,
UnicodeNFDFileTests,
UnicodeNFKCFileTests,
UnicodeNFKDFileTests,
)
finally:
deltree(support.TESTFN)
if __name__ == "__main__":
test_main()

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@ -914,6 +914,9 @@ Documentation
Tests
-----
- Issue #8180: Fix test_pep277 on OS X and add more tests for special Unicode
normalization cases.
- Issue #7783: test.support.open_urlresource invalidates the outdated files
from the local cache.